The couple, who have been together since 2009, announced they were expecting on 60 Minutes earlier this year after Turia made the discovery a few days before she was to leave to climb to Everest Base Camp in Nepal.

Turia also told60 Minutes that she is confident her longtime partner Michael will make a brilliant father.

"He had to look after me for years, and he was so patient, so caring. I think those qualities, especially in a parent, are really desirable."​